[INFO] cloning repository https://github.com/gvelim/CSX0003RUST
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gvelim/CSX0003RUST" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgvelim%2FCSX0003RUST", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgvelim%2FCSX0003RUST'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71e39cb5eeab7153d5c25340fd2cf404b5b7e5ed
[INFO] testing gvelim/CSX0003RUST against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgvelim%2FCSX0003RUST" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gvelim/CSX0003RUST
[INFO] finished tweaking git repo https://github.com/gvelim/CSX0003RUST
[INFO] tweaked toml for git repo https://github.com/gvelim/CSX0003RUST written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gvelim/CSX0003RUST on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gvelim/CSX0003RUST already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded rand_core v0.6.3
[INFO] [stderr]   Downloaded hashbag v0.1.9
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.15
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded libc v0.2.112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a968ea61f911ac279f4b998cb13ee44593845f0a2ce2702c18f1428fffc71f1
[INFO] running `Command { std: "docker" "start" "-a" "2a968ea61f911ac279f4b998cb13ee44593845f0a2ce2702c18f1428fffc71f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a968ea61f911ac279f4b998cb13ee44593845f0a2ce2702c18f1428fffc71f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a968ea61f911ac279f4b998cb13ee44593845f0a2ce2702c18f1428fffc71f1", kill_on_drop: false }`
[INFO] [stdout] 2a968ea61f911ac279f4b998cb13ee44593845f0a2ce2702c18f1428fffc71f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74a06621bb252472d816263c5b7a062efa5111d28be55aaee0478ce9dbdea402
[INFO] running `Command { std: "docker" "start" "-a" "74a06621bb252472d816263c5b7a062efa5111d28be55aaee0478ce9dbdea402", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling hashbag v0.1.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling csx3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `load_file_mst` is never used
[INFO] [stdout]   --> src/greedy/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Graph {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn load_file_mst(&mut self, filename: &str) -> &mut Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MinimumSpanningTree` is never used
[INFO] [stdout]  --> src/greedy/mst.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait MinimumSpanningTree {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClusterSet` is never constructed
[INFO] [stdout]  --> src/greedy/cluster.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct ClusterSet {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `spacing` and `crossing_edges` are never used
[INFO] [stdout]   --> src/greedy/cluster.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ClusterSet {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn spacing(&self) -> Edge {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn crossing_edges(&self) -> BinaryHeap<Edge>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Clustering` is never used
[INFO] [stdout]   --> src/greedy/cluster.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | trait Clustering {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WIS` is never constructed
[INFO] [stdout]  --> src/dp/wis.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct WIS<'a> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/dp/wis.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl WIS<'_> {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 10 |     fn recursive(set: &[usize]) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn new(set: &[usize]) -> WIS {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn weight(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn elements(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn positions_in_set(&self) -> Vec<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn to_binary_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn parse_graph(filename: &str) -> Vec<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WISElemIter` is never constructed
[INFO] [stdout]   --> src/dp/wis.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct WISElemIter<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Object` is never constructed
[INFO] [stdout]  --> src/dp/knap.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Object {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KnapSack` is never constructed
[INFO] [stdout]   --> src/dp/knap.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct KnapSack<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `positions`, `elements`, `max_value`, and `parse` are never used
[INFO] [stdout]   --> src/dp/knap.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl KnapSack<'_> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn positions(&self) -> impl Iterator<Item=bool> + '_ {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn elements(&self) -> impl Iterator<Item=&'_ Object> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn max_value(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn parse(input: &str) -> Result<(usize,Vec<Object>),ParseIntError> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Coins` is never constructed
[INFO] [stdout]   --> src/dp/coin.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Coins {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `combinations`, `iterative`, `get_coins_num`, `coins`, and `recursive` are never used
[INFO] [stdout]    --> src/dp/coin.rs:68:8
[INFO] [stdout]     |
[INFO] [stdout]  67 | impl Coins {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  68 |     fn combinations(&mut self, sum: usize, coins:&[usize]) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     fn iterative(sum: usize, coins:&[usize]) -> Coins {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     fn get_coins_num(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn coins(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn recursive(&mut self, sum: usize, coins:&[usize]) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CoinsIter` is never constructed
[INFO] [stdout]    --> src/dp/coin.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | struct CoinsIter<'a > {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/dp/coin.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl CoinsIter<'_> {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] 141 |     fn new(coins:&Coins) -> CoinsIter {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SquareSum` is never constructed
[INFO] [stdout]   --> src/dp/path.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct SquareSum<'a> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `path`, and `sum` are never used
[INFO] [stdout]   --> src/dp/path.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl SquareSum<'_> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn path(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn sum(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SquareSumIter` is never constructed
[INFO] [stdout]   --> src/dp/path.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct SquareSumIter<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/dp/path.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl<'a> SquareSumIter<'a> {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 55 |     fn new(ss:&'a SquareSum<'a>) -> SquareSumIter<'a> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trees/mod.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> TreeIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> TreeIter<'_, T> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linkedlists/mod.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn iter(&self) -> ListIterByRef<T> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn iter(&self) -> ListIterByRef<'_, T> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/merge/mod.rs:84:62
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn merge_lazy<'a>(&'a mut self, s:&'a mut[T]) -> (usize, VirtualSlice<T>);
[INFO] [stdout]    |                        --              --                    ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |               |
[INFO] [stdout]    |                        |               the lifetime is named here
[INFO] [stdout]    |                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn merge_lazy<'a>(&'a mut self, s:&'a mut[T]) -> (usize, VirtualSlice<'a, T>);
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/merge/mod.rs:109:64
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn merge_lazy<'a>(&'a mut self, s: &'a mut [T]) -> (usize, VirtualSlice<T>) {
[INFO] [stdout]     |                        --               --                     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn merge_lazy<'a>(&'a mut self, s: &'a mut [T]) -> (usize, VirtualSlice<'a, T>) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/graphs/min_cut.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn iter(&self) -> SuperNodeIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn iter(&self) -> SuperNodeIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/wis.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn new(set: &[usize]) -> WIS {
[INFO] [stdout]    |                 ^^^^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn new(set: &[usize]) -> WIS<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/knap.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack {
[INFO] [stdout]    |                  ^^^^^^^^^                       ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack<'_> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dp/coin.rs:141:18
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new(coins:&Coins) -> CoinsIter {
[INFO] [stdout]     |                  ^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new(coins:&Coins) -> CoinsIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/path.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_subsequence_v1` is never used
[INFO] [stdout]  --> src/bin/leet.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn is_subsequence_v1(s: &str, t: &str) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_subsequence_v2` is never used
[INFO] [stdout]   --> src/bin/leet.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn is_subsequence_v2(s: &str, t: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `num_matching_subseq` is never used
[INFO] [stdout]   --> src/bin/leet.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn num_matching_subseq(s: &str, words: &[&str]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "74a06621bb252472d816263c5b7a062efa5111d28be55aaee0478ce9dbdea402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a06621bb252472d816263c5b7a062efa5111d28be55aaee0478ce9dbdea402", kill_on_drop: false }`
[INFO] [stdout] 74a06621bb252472d816263c5b7a062efa5111d28be55aaee0478ce9dbdea402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93ad3f349266693aad45d76073e35aafcb40f519247a914afd81b5d9f6959670
[INFO] running `Command { std: "docker" "start" "-a" "93ad3f349266693aad45d76073e35aafcb40f519247a914afd81b5d9f6959670", kill_on_drop: false }`
[INFO] [stdout] warning: method `load_file_mst` is never used
[INFO] [stdout]   --> src/greedy/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Graph {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn load_file_mst(&mut self, filename: &str) -> &mut Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MinimumSpanningTree` is never used
[INFO] [stdout]  --> src/greedy/mst.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait MinimumSpanningTree {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClusterSet` is never constructed
[INFO] [stdout]  --> src/greedy/cluster.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct ClusterSet {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `spacing` and `crossing_edges` are never used
[INFO] [stdout]   --> src/greedy/cluster.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ClusterSet {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn spacing(&self) -> Edge {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn crossing_edges(&self) -> BinaryHeap<Edge>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Clustering` is never used
[INFO] [stdout]   --> src/greedy/cluster.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | trait Clustering {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WIS` is never constructed
[INFO] [stdout]  --> src/dp/wis.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct WIS<'a> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/dp/wis.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl WIS<'_> {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 10 |     fn recursive(set: &[usize]) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn new(set: &[usize]) -> WIS {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn weight(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn elements(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn positions_in_set(&self) -> Vec<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn to_binary_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn parse_graph(filename: &str) -> Vec<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WISElemIter` is never constructed
[INFO] [stdout]   --> src/dp/wis.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct WISElemIter<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Object` is never constructed
[INFO] [stdout]  --> src/dp/knap.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Object {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KnapSack` is never constructed
[INFO] [stdout]   --> src/dp/knap.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct KnapSack<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `positions`, `elements`, `max_value`, and `parse` are never used
[INFO] [stdout]   --> src/dp/knap.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl KnapSack<'_> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn positions(&self) -> impl Iterator<Item=bool> + '_ {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn elements(&self) -> impl Iterator<Item=&'_ Object> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn max_value(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn parse(input: &str) -> Result<(usize,Vec<Object>),ParseIntError> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Coins` is never constructed
[INFO] [stdout]   --> src/dp/coin.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Coins {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `combinations`, `iterative`, `get_coins_num`, `coins`, and `recursive` are never used
[INFO] [stdout]    --> src/dp/coin.rs:68:8
[INFO] [stdout]     |
[INFO] [stdout]  67 | impl Coins {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  68 |     fn combinations(&mut self, sum: usize, coins:&[usize]) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     fn iterative(sum: usize, coins:&[usize]) -> Coins {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     fn get_coins_num(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn coins(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn recursive(&mut self, sum: usize, coins:&[usize]) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CoinsIter` is never constructed
[INFO] [stdout]    --> src/dp/coin.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | struct CoinsIter<'a > {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/dp/coin.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl CoinsIter<'_> {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] 141 |     fn new(coins:&Coins) -> CoinsIter {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SquareSum` is never constructed
[INFO] [stdout]   --> src/dp/path.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct SquareSum<'a> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `path`, and `sum` are never used
[INFO] [stdout]   --> src/dp/path.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl SquareSum<'_> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn path(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn sum(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SquareSumIter` is never constructed
[INFO] [stdout]   --> src/dp/path.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct SquareSumIter<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/dp/path.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl<'a> SquareSumIter<'a> {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 55 |     fn new(ss:&'a SquareSum<'a>) -> SquareSumIter<'a> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trees/mod.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> TreeIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> TreeIter<'_, T> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linkedlists/mod.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn iter(&self) -> ListIterByRef<T> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn iter(&self) -> ListIterByRef<'_, T> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/merge/mod.rs:84:62
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn merge_lazy<'a>(&'a mut self, s:&'a mut[T]) -> (usize, VirtualSlice<T>);
[INFO] [stdout]    |                        --              --                    ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |               |
[INFO] [stdout]    |                        |               the lifetime is named here
[INFO] [stdout]    |                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn merge_lazy<'a>(&'a mut self, s:&'a mut[T]) -> (usize, VirtualSlice<'a, T>);
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/merge/mod.rs:109:64
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn merge_lazy<'a>(&'a mut self, s: &'a mut [T]) -> (usize, VirtualSlice<T>) {
[INFO] [stdout]     |                        --               --                     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn merge_lazy<'a>(&'a mut self, s: &'a mut [T]) -> (usize, VirtualSlice<'a, T>) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/graphs/min_cut.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn iter(&self) -> SuperNodeIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn iter(&self) -> SuperNodeIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/wis.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn new(set: &[usize]) -> WIS {
[INFO] [stdout]    |                 ^^^^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn new(set: &[usize]) -> WIS<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/knap.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack {
[INFO] [stdout]    |                  ^^^^^^^^^                       ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack<'_> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dp/coin.rs:141:18
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new(coins:&Coins) -> CoinsIter {
[INFO] [stdout]     |                  ^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new(coins:&Coins) -> CoinsIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/path.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling csx3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trees/mod.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> TreeIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> TreeIter<'_, T> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linkedlists/mod.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn iter(&self) -> ListIterByRef<T> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn iter(&self) -> ListIterByRef<'_, T> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/merge/mod.rs:84:62
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn merge_lazy<'a>(&'a mut self, s:&'a mut[T]) -> (usize, VirtualSlice<T>);
[INFO] [stdout]    |                        --              --                    ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |               |
[INFO] [stdout]    |                        |               the lifetime is named here
[INFO] [stdout]    |                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn merge_lazy<'a>(&'a mut self, s:&'a mut[T]) -> (usize, VirtualSlice<'a, T>);
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/merge/mod.rs:109:64
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn merge_lazy<'a>(&'a mut self, s: &'a mut [T]) -> (usize, VirtualSlice<T>) {
[INFO] [stdout]     |                        --               --                     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                |
[INFO] [stdout]     |                        |                the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn merge_lazy<'a>(&'a mut self, s: &'a mut [T]) -> (usize, VirtualSlice<'a, T>) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/graphs/min_cut.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn iter(&self) -> SuperNodeIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn iter(&self) -> SuperNodeIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/wis.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn new(set: &[usize]) -> WIS {
[INFO] [stdout]    |                 ^^^^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn new(set: &[usize]) -> WIS<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/knap.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack {
[INFO] [stdout]    |                  ^^^^^^^^^                       ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack<'_> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dp/coin.rs:141:18
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new(coins:&Coins) -> CoinsIter {
[INFO] [stdout]     |                  ^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new(coins:&Coins) -> CoinsIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dp/path.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "93ad3f349266693aad45d76073e35aafcb40f519247a914afd81b5d9f6959670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93ad3f349266693aad45d76073e35aafcb40f519247a914afd81b5d9f6959670", kill_on_drop: false }`
[INFO] [stdout] 93ad3f349266693aad45d76073e35aafcb40f519247a914afd81b5d9f6959670
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f22d154f4847732ffc8c653922a89876b3aa44f8f64ddb12019d4d842503383b
[INFO] running `Command { std: "docker" "start" "-a" "f22d154f4847732ffc8c653922a89876b3aa44f8f64ddb12019d4d842503383b", kill_on_drop: false }`
[INFO] [stderr] warning: method `load_file_mst` is never used
[INFO] [stderr]   --> src/greedy/mod.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr]  7 | impl Graph {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 50 |     fn load_file_mst(&mut self, filename: &str) -> &mut Graph {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MinimumSpanningTree` is never used
[INFO] [stderr]  --> src/greedy/mst.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub trait MinimumSpanningTree {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ClusterSet` is never constructed
[INFO] [stderr]  --> src/greedy/cluster.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct ClusterSet {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `spacing` and `crossing_edges` are never used
[INFO] [stderr]   --> src/greedy/cluster.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl ClusterSet {
[INFO] [stderr]    | --------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 17 |     fn spacing(&self) -> Edge {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     fn crossing_edges(&self) -> BinaryHeap<Edge>{
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Clustering` is never used
[INFO] [stderr]   --> src/greedy/cluster.rs:37:7
[INFO] [stderr]    |
[INFO] [stderr] 37 | trait Clustering {
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WIS` is never constructed
[INFO] [stderr]  --> src/dp/wis.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct WIS<'a> {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/dp/wis.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl WIS<'_> {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 10 |     fn recursive(set: &[usize]) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     fn new(set: &[usize]) -> WIS {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     fn weight(&self) -> usize {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     fn elements(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     fn positions_in_set(&self) -> Vec<bool> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     fn to_binary_string(&self) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     fn parse_graph(filename: &str) -> Vec<usize> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WISElemIter` is never constructed
[INFO] [stderr]   --> src/dp/wis.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 | struct WISElemIter<'a> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Object` is never constructed
[INFO] [stderr]  --> src/dp/knap.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Object {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `KnapSack` is never constructed
[INFO] [stderr]   --> src/dp/knap.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct KnapSack<'a> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `positions`, `elements`, `max_value`, and `parse` are never used
[INFO] [stderr]   --> src/dp/knap.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | impl KnapSack<'_> {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     fn positions(&self) -> impl Iterator<Item=bool> + '_ {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     fn elements(&self) -> impl Iterator<Item=&'_ Object> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 58 |     fn max_value(&self) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     fn parse(input: &str) -> Result<(usize,Vec<Object>),ParseIntError> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Coins` is never constructed
[INFO] [stderr]   --> src/dp/coin.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | struct Coins {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `combinations`, `iterative`, `get_coins_num`, `coins`, and `recursive` are never used
[INFO] [stderr]    --> src/dp/coin.rs:68:8
[INFO] [stderr]     |
[INFO] [stderr]  67 | impl Coins {
[INFO] [stderr]     | ---------- associated items in this implementation
[INFO] [stderr]  68 |     fn combinations(&mut self, sum: usize, coins:&[usize]) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  86 |     fn iterative(sum: usize, coins:&[usize]) -> Coins {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |     fn get_coins_num(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 110 |     fn coins(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 113 |     fn recursive(&mut self, sum: usize, coins:&[usize]) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CoinsIter` is never constructed
[INFO] [stderr]    --> src/dp/coin.rs:135:8
[INFO] [stderr]     |
[INFO] [stderr] 135 | struct CoinsIter<'a > {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/dp/coin.rs:141:8
[INFO] [stderr]     |
[INFO] [stderr] 140 | impl CoinsIter<'_> {
[INFO] [stderr]     | ------------------ associated function in this implementation
[INFO] [stderr] 141 |     fn new(coins:&Coins) -> CoinsIter {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SquareSum` is never constructed
[INFO] [stderr]   --> src/dp/path.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct SquareSum<'a> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `path`, and `sum` are never used
[INFO] [stderr]   --> src/dp/path.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl SquareSum<'_> {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     fn path(&self) -> impl Iterator<Item=usize> + '_ {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     fn sum(&self) -> usize {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SquareSumIter` is never constructed
[INFO] [stderr]   --> src/dp/path.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 | struct SquareSumIter<'a> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/dp/path.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | impl<'a> SquareSumIter<'a> {
[INFO] [stderr]    | -------------------------- associated function in this implementation
[INFO] [stderr] 55 |     fn new(ss:&'a SquareSum<'a>) -> SquareSumIter<'a> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/trees/mod.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn iter(&self) -> TreeIter<T> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn iter(&self) -> TreeIter<'_, T> {
[INFO] [stderr]    |                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/linkedlists/mod.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn iter(&self) -> ListIterByRef<T> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn iter(&self) -> ListIterByRef<'_, T> {
[INFO] [stderr]     |                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/merge/mod.rs:84:62
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn merge_lazy<'a>(&'a mut self, s:&'a mut[T]) -> (usize, VirtualSlice<T>);
[INFO] [stderr]    |                        --              --                    ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                        |               |
[INFO] [stderr]    |                        |               the lifetime is named here
[INFO] [stderr]    |                        the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn merge_lazy<'a>(&'a mut self, s:&'a mut[T]) -> (usize, VirtualSlice<'a, T>);
[INFO] [stderr]    |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/merge/mod.rs:109:64
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn merge_lazy<'a>(&'a mut self, s: &'a mut [T]) -> (usize, VirtualSlice<T>) {
[INFO] [stderr]     |                        --               --                     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |                |
[INFO] [stderr]     |                        |                the lifetime is named here
[INFO] [stderr]     |                        the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn merge_lazy<'a>(&'a mut self, s: &'a mut [T]) -> (usize, VirtualSlice<'a, T>) {
[INFO] [stderr]     |                                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/graphs/min_cut.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn iter(&self) -> SuperNodeIter {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn iter(&self) -> SuperNodeIter<'_> {
[INFO] [stderr]     |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/dp/wis.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn new(set: &[usize]) -> WIS {
[INFO] [stderr]    |                 ^^^^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn new(set: &[usize]) -> WIS<'_> {
[INFO] [stderr]    |                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/dp/knap.rs:23:18
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack {
[INFO] [stderr]    |                  ^^^^^^^^^                       ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn new(list: &[Object], capacity: usize ) -> KnapSack<'_> {
[INFO] [stderr]    |                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/dp/coin.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn new(coins:&Coins) -> CoinsIter {
[INFO] [stderr]     |                  ^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn new(coins:&Coins) -> CoinsIter<'_> {
[INFO] [stderr]     |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/dp/path.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn new(path: &[Vec<usize>]) -> SquareSum<'_> {
[INFO] [stderr]    |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `csx3` (lib) generated 28 warnings (run `cargo fix --lib -p csx3` to apply 9 suggestions)
[INFO] [stderr] warning: `csx3` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/csx3-5879fc15936f2859)
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test dp::coin::test::test_combinations ... ok
[INFO] [stdout] test dp::wis::test::test_recursive ... ok
[INFO] [stdout] test dp::wis::test::test_parse ... ok
[INFO] [stdout] test dp::path::test::test_max_sum_of_squares ... ok
[INFO] [stdout] test dp::wis::test::test_wis ... ok
[INFO] [stdout] test dp::knap::test::test_parse ... ok
[INFO] [stdout] test graphs::path_search::test::test_path_shortest_small_graph ... ok
[INFO] [stdout] test graphs::path_search::test::test_path_search_small_graph ... ok
[INFO] [stdout] test greedy::test::test_file_load_edge_by_cost ... ok
[INFO] [stdout] test linkedlists::tests::test_from_iter ... ok
[INFO] [stdout] test linkedlists::tests::test_into_iter ... ok
[INFO] [stdout] test linkedlists::tests::test_iter ... ok
[INFO] [stdout] test linkedlists::tests::test_pop_first ... ok
[INFO] [stdout] test linkedlists::tests::test_pop_push_mixed ... ok
[INFO] [stdout] test linkedlists::tests::test_push_first ... ok
[INFO] [stdout] test graphs::scc::test::test_topological_sort ... ok
[INFO] [stdout] test merge::test::test_merge ... ok
[INFO] [stdout] test linkedlists::tests::test_push_last ... ok
[INFO] [stdout] test merge::test::test_merge_mut ... ok
[INFO] [stdout] test greedy::mst::test::test_mst_prim ... ok
[INFO] [stdout] test dp::coin::test::test_coins ... ok
[INFO] [stdout] test hash_heap::test::test_2_sum_all ... ok
[INFO] [stdout] test hash_heap::test::test_2_sum ... ok
[INFO] [stdout] test merge::test::test_merge_mut_adjacent ... ok
[INFO] [stdout] test merge::test::test_merge_mut_adjacent_fast ... ok
[INFO] [stdout] test greedy::mst::test::test_mst_kruska ... ok
[INFO] [stdout] test merge::vs::test::test_virtual_slice_merge ... ok
[INFO] [stdout] test merge::test::test_merge_shallow ... ok
[INFO] [stdout] test graphs::min_cut::test::test_min_cut ... ok
[INFO] [stdout] test dp::knap::test::test_knapsack ... ok
[INFO] [stdout] test merge::vs::test::test_virtual_slice_iter_mut_adjacent ... ok
[INFO] [stdout] test merge::vs::test::test_virtual_slice_index_adjacent ... ok
[INFO] [stdout] test merge::vs::test::test_virtual_slice_new_iter_swap ... ok
[INFO] [stdout] test merge::vs::test::test_virtual_slice_swap_shallow ... ok
[INFO] [stdout] test select::test::test_find_median ... ok
[INFO] [stdout] test sort::count::test::test_count_sort ... ok
[INFO] [stdout] test sort::merge::test::test_merge_sort_mut ... ok
[INFO] [stdout] test select::test::test_deterministic_selection ... ok
[INFO] [stdout] test select::test::test_random_selection ... ok
[INFO] [stdout] test sort::merge::test::test_merge_sort_mut_adjacent ... ok
[INFO] [stdout] test sort::test::test_partition_at_index ... ok
[INFO] [stdout] test sort::quick::test::test_partition_at_index ... ok
[INFO] [stdout] test sort::quick::test::test_quick_sort ... ok
[INFO] [stdout] test merge::vs::test::test_virtual_slice_merge_multiple ... ok
[INFO] [stdout] test graphs::path_search::test::test_path_search_large_graph ... ok
[INFO] [stdout] test trees::test::test_add_iter ... ok
[INFO] [stdout] test graphs::path_search::test::test_path_shortest_large_graph ... ok
[INFO] [stdout] test merge::test::test_merge_mut_panic - should panic ... ok
[INFO] [stdout] test merge::vs::test::test_virtual_slice_adjacent_panic - should panic ... ok
[INFO] [stdout] test sort::merge::test::test_mergesort_head_to_head ... ok
[INFO] [stdout] test sort::count::test::test_countsort_head_to_head ... ok
[INFO] [stdout] test graphs::min_cut::test::test_min_cut_txt_graph ... FAILED
[INFO] [stdout] test graphs::scc::test::test_scc_small ... ok
[INFO] [stdout] test hash_heap::test::test_2_sum_file ... ok
[INFO] [stdout] test greedy::cluster::test::test_clustering ... ok
[INFO] [stdout] test hash_heap::test::test_3_sum ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- graphs::min_cut::test::test_min_cut_txt_graph stdout ----
[INFO] [stdout] Run Iterations: 12
[INFO] [stdout] (12)(0.333) Min Cut !! => 4
[INFO] [stdout] >> Min-cut: {E(2, N(6)), E(6, N(2)), E(6, N(5)), E(5, N(6))}
[INFO] [stdout] --------------------
[INFO] [stdout] Run Iterations: 100
[INFO] [stdout] (100)(0.580) Min Cut !! => 58
[INFO] [stdout] (99)(0.160) Min Cut !! => 16
[INFO] [stdout] (97)(0.120) Min Cut !! => 12
[INFO] [stdout] >> Min-cut: {E(13, N(20)), E(13, N(11)), E(20, N(13)), E(13, N(24)), E(24, N(13)), E(16, N(13)), E(13, N(16)), E(13, N(3)), E(3, N(13)), E(13, N(21)), E(21, N(13)), E(11, N(13))}
[INFO] [stdout] --------------------
[INFO] [stdout] Run Iterations: 450
[INFO] [stdout] (450)(0.080) Min Cut !! => 36
[INFO] [stdout] >> Min-cut: {E(75, N(61)), E(61, N(22)), E(61, N(14)), E(61, N(3)), E(9, N(61)), E(61, N(4)), E(61, N(9)), E(33, N(61)), E(15, N(61)), E(61, N(15)), E(61, N(55)), E(54, N(61)), E(52, N(61)), E(66, N(61)), E(61, N(66)), E(61, N(24)), E(22, N(61)), E(61, N(33)), E(61, N(75)), E(55, N(61)), E(61, N(43)), E(72, N(61)), E(61, N(37)), E(43, N(61)), E(61, N(54)), E(62, N(61)), E(4, N(61)), E(14, N(61)), E(13, N(61)), E(61, N(72)), E(3, N(61)), E(37, N(61)), E(61, N(13)), E(24, N(61)), E(61, N(62)), E(61, N(52))}
[INFO] [stdout] 
[INFO] [stdout] thread 'graphs::min_cut::test::test_min_cut_txt_graph' (34) panicked at src/graphs/min_cut.rs:401:17:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 36
[INFO] [stdout]  right: 32
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c4912664ec2 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c4912664ec2 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c4912664ec2 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c4912664ec2 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c491267aa3a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c491267aa3a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5c4912669cc6 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c4912669cc6 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5c49126432bf - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c49126432bf - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c491265ce09 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5c49125c079e - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5c49125c079e - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c491265cfc2 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5c491265cfc2 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5c4912643378 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5c49126384f9 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5c49126441cd - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5c491267b14c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c491267b003 - core[27de1724e4349be2]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5c491267690d - core[27de1724e4349be2]::panicking::assert_failed::<usize, usize>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5c49125842fa - csx3[5e4328f057708261]::graphs::min_cut::test::test_min_cut_txt_graph::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/graphs/min_cut.rs:401:17
[INFO] [stdout]   22:     0x5c491254bd5a - core[27de1724e4349be2]::iter::traits::iterator::Iterator::for_each::call::<(&str, usize), csx3[5e4328f057708261]::graphs::min_cut::test::test_min_cut_txt_graph::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/iter/traits/iterator.rs:829:29
[INFO] [stdout]   23:     0x5c4912545609 - <alloc[a57f19327c0ad893]::vec::into_iter::IntoIter<(&str, usize)> as core[27de1724e4349be2]::iter::traits::iterator::Iterator>::fold::<(), core[27de1724e4349be2]::iter::traits::iterator::Iterator::for_each::call<(&str, usize), csx3[5e4328f057708261]::graphs::min_cut::test::test_min_cut_txt_graph::{closure#0}>::{closure#0}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/vec/into_iter.rs:329:25
[INFO] [stdout]   24:     0x5c4912546226 - <alloc[a57f19327c0ad893]::vec::into_iter::IntoIter<(&str, usize)> as core[27de1724e4349be2]::iter::traits::iterator::Iterator>::for_each::<csx3[5e4328f057708261]::graphs::min_cut::test::test_min_cut_txt_graph::{closure#0}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/iter/traits/iterator.rs:832:14
[INFO] [stdout]   25:     0x5c4912588051 - csx3[5e4328f057708261]::graphs::min_cut::test::test_min_cut_txt_graph
[INFO] [stdout]                                at /opt/rustwide/workdir/src/graphs/min_cut.rs:395:14
[INFO] [stdout]   26:     0x5c4912584007 - csx3[5e4328f057708261]::graphs::min_cut::test::test_min_cut_txt_graph::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/graphs/min_cut.rs:385:32
[INFO] [stdout]   27:     0x5c4912594126 - <csx3[5e4328f057708261]::graphs::min_cut::test::test_min_cut_txt_graph::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5c49125b4b4b - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5c49125b4b4b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x5c49125c13aa - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x5c49125c13aa - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x5c49125c13aa - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5c49125c13aa - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5c49125c13aa - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5c49125c13aa - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x5c49125c13aa - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x5c49125bc954 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x5c49125bc954 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x5c49125c3ea2 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40:     0x5c49125c3ea2 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x5c49125c3ea2 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x5c49125c3ea2 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x5c49125c3ea2 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5c49125c3ea2 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45:     0x5c49125c3ea2 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5c49126643cf - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   47:     0x5c49126643cf - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   48:     0x7f6c00e5aaa4 - <unknown>
[INFO] [stdout]   49:     0x7f6c00ee7a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     graphs::min_cut::test::test_min_cut_txt_graph
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 55 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.57s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f22d154f4847732ffc8c653922a89876b3aa44f8f64ddb12019d4d842503383b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22d154f4847732ffc8c653922a89876b3aa44f8f64ddb12019d4d842503383b", kill_on_drop: false }`
[INFO] [stdout] f22d154f4847732ffc8c653922a89876b3aa44f8f64ddb12019d4d842503383b
